A Nation to the West of the Shinobi world, not too much is know about these lands besides of the knowledge of several strong individuals reside in it. Including but not limited to Tae Hyuga, Kenzo Kaguya and a “Reibi” cult. A man by the name of Tae Hyuga departs from the Land of Mountains, venturing into the Mist Village and eventually joining their ranks, only to be caught and found out as an outsider. Once found out, Tae warns of something lurking within his homeland and is attempting to flee as far away East. Of course, the Mizukage proposes to help Tae take out this threat, motivating him to fight against the threat.

After some planning, 4 Shinobi from each village depart to the Land of Mountains to attempt to assist Tae Hyuga in taking back their land. After some delays and losses, the majority successfully make it past the first barrier to enter the Land of Mountains. Tae welcomes them and leads them to his house in Kagero Village, The only known city in the Land of Mountains and its new Capital. Tae explains the situation in which is to defeat a figure known as Kenzo Kaguya, the current leader of the Land of Mountains.

In their time at the Land of Mountains, The Shinobi began to secretly train to defeat Kenzo, and they also went on to learn more about the Nation as a whole. Tae explains theres 3 major factions within the nation, Tae's side, a more of a resistance towards the others, Kenzo's side and a cult by the name of “Reibi.” Tae warned the Shinobi to avoid interactions with the cult at all cost, but a Shinobi by the name of “Pax Hyuga” decided it would be a good idea to tell a cultist guard their entire plan forcing the Shinobi to end their trainings early and be forced to enter conflict with not only Kenzo but also Reibi.

After an event a select group of Shinobi are sent to an unknown place known only as the “Catacombs” little is known about this part of the Land of Mountains besides its extreme deathrate of 90% with its only survivor being Zeno Hozuki. When escaping from the Catacombs, another group of Shinobi managed to temporarily disrupt the Reibi army and ultimately knock them out of the question for helping Kenzo.

With little time left, the Shinobi decide to make their move on Kenzo now while Reibi can't help. In which a battle ensues, in the end the Shinobi manage to win with some minor losses.